0c5e6064490749c4effed3b9bd80ce74e35c73731b66b1710448c1ae306e6b74

Analysis

max time kernel
148s
max time network
158s
platform
windows10-2004_x64
resource
win10v2004-20240319-en
resource tags

arch:x64arch:x86image:win10v2004-20240319-enlocale:en-usos:windows10-2004-x64system
submitted
20/03/2024, 01:42

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General

Target

d799ba31982376d2911f02e00f778662.pdf
Size

80KB
MD5

d799ba31982376d2911f02e00f778662
SHA1

8779f9b6ee3f8285a9e217e41d5e0ae1afa797a6
SHA256

0c5e6064490749c4effed3b9bd80ce74e35c73731b66b1710448c1ae306e6b74
SHA512

f1bf051a7e72e07f5139b99c592db9b1c4d9da56956f75e1afb1846ab62dc85a14315b38e1b484645760a51916c61fb1c4a85466ce6bfea8093ded95db10b59a
SSDEEP

1536:jmn+KdoXXVzlCX/DREqjL+YZ53MXnp3LPRWwyWYgofjeWWapOtQ590qGu51U4:eLdAzlCPW+L32np3LMWYbjertQ8qGiF

Score

1^/10

Malware Config

Signatures

Checks processor information in registry 2 TTPs 2 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	AcroRd32.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	AcroRd32.exe

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-817259280-2658881748-983986378-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
3928	AcroRd32.exe
3928	AcroRd32.exe
3928	AcroRd32.exe
3928	AcroRd32.exe
3928	AcroRd32.exe
3928	AcroRd32.exe
3928	AcroRd32.exe
3928	AcroRd32.exe
3928	AcroRd32.exe
3928	AcroRd32.exe
3928	AcroRd32.exe
3928	AcroRd32.exe
3928	AcroRd32.exe
3928	AcroRd32.exe
3928	AcroRd32.exe
3928	AcroRd32.exe
3928	AcroRd32.exe
3928	AcroRd32.exe
3928	AcroRd32.exe
3928	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3928	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
3928	AcroRd32.exe
3928	AcroRd32.exe
3928	AcroRd32.exe
3928	AcroRd32.exe
3928	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3928 wrote to memory of 1288	3928	AcroRd32.exe	95
PID 3928 wrote to memory of 1288	3928	AcroRd32.exe	95
PID 3928 wrote to memory of 1288	3928	AcroRd32.exe	95
PID 1288 wrote to memory of 1180	1288	RdrCEF.exe	97
PID 1288 wrote to memory of 1180	1288	RdrCEF.exe	97
PID 1288 wrote to memory of 1180	1288	RdrCEF.exe	97
PID 1288 wrote to memory of 1180	1288	RdrCEF.exe	97
PID 1288 wrote to memory of 1180	1288	RdrCEF.exe	97
PID 1288 wrote to memory of 1180	1288	RdrCEF.exe	97
PID 1288 wrote to memory of 1180	1288	RdrCEF.exe	97
PID 1288 wrote to memory of 1180	1288	RdrCEF.exe	97
PID 1288 wrote to memory of 1180	1288	RdrCEF.exe	97
PID 1288 wrote to memory of 1180	1288	RdrCEF.exe	97
PID 1288 wrote to memory of 1180	1288	RdrCEF.exe	97
PID 1288 wrote to memory of 1180	1288	RdrCEF.exe	97
PID 1288 wrote to memory of 1180	1288	RdrCEF.exe	97
PID 1288 wrote to memory of 1180	1288	RdrCEF.exe	97
PID 1288 wrote to memory of 1180	1288	RdrCEF.exe	97
PID 1288 wrote to memory of 1180	1288	RdrCEF.exe	97
PID 1288 wrote to memory of 1180	1288	RdrCEF.exe	97
PID 1288 wrote to memory of 1180	1288	RdrCEF.exe	97
PID 1288 wrote to memory of 1180	1288	RdrCEF.exe	97
PID 1288 wrote to memory of 1180	1288	RdrCEF.exe	97
PID 1288 wrote to memory of 1180	1288	RdrCEF.exe	97
PID 1288 wrote to memory of 1180	1288	RdrCEF.exe	97
PID 1288 wrote to memory of 1180	1288	RdrCEF.exe	97
PID 1288 wrote to memory of 1180	1288	RdrCEF.exe	97
PID 1288 wrote to memory of 1180	1288	RdrCEF.exe	97
PID 1288 wrote to memory of 1180	1288	RdrCEF.exe	97
PID 1288 wrote to memory of 1180	1288	RdrCEF.exe	97
PID 1288 wrote to memory of 1180	1288	RdrCEF.exe	97
PID 1288 wrote to memory of 1180	1288	RdrCEF.exe	97
PID 1288 wrote to memory of 1180	1288	RdrCEF.exe	97
PID 1288 wrote to memory of 1180	1288	RdrCEF.exe	97
PID 1288 wrote to memory of 1180	1288	RdrCEF.exe	97
PID 1288 wrote to memory of 1180	1288	RdrCEF.exe	97
PID 1288 wrote to memory of 1180	1288	RdrCEF.exe	97
PID 1288 wrote to memory of 1180	1288	RdrCEF.exe	97
PID 1288 wrote to memory of 1180	1288	RdrCEF.exe	97
PID 1288 wrote to memory of 1180	1288	RdrCEF.exe	97
PID 1288 wrote to memory of 1180	1288	RdrCEF.exe	97
PID 1288 wrote to memory of 1180	1288	RdrCEF.exe	97
PID 1288 wrote to memory of 1180	1288	RdrCEF.exe	97
PID 1288 wrote to memory of 1180	1288	RdrCEF.exe	97
PID 1288 wrote to memory of 1180	1288	RdrCEF.exe	97
PID 1288 wrote to memory of 1180	1288	RdrCEF.exe	97
PID 1288 wrote to memory of 1436	1288	RdrCEF.exe	98
PID 1288 wrote to memory of 1436	1288	RdrCEF.exe	98
PID 1288 wrote to memory of 1436	1288	RdrCEF.exe	98
PID 1288 wrote to memory of 1436	1288	RdrCEF.exe	98
PID 1288 wrote to memory of 1436	1288	RdrCEF.exe	98
PID 1288 wrote to memory of 1436	1288	RdrCEF.exe	98
PID 1288 wrote to memory of 1436	1288	RdrCEF.exe	98
PID 1288 wrote to memory of 1436	1288	RdrCEF.exe	98
PID 1288 wrote to memory of 1436	1288	RdrCEF.exe	98
PID 1288 wrote to memory of 1436	1288	RdrCEF.exe	98
PID 1288 wrote to memory of 1436	1288	RdrCEF.exe	98
PID 1288 wrote to memory of 1436	1288	RdrCEF.exe	98
PID 1288 wrote to memory of 1436	1288	RdrCEF.exe	98
PID 1288 wrote to memory of 1436	1288	RdrCEF.exe	98
PID 1288 wrote to memory of 1436	1288	RdrCEF.exe	98
PID 1288 wrote to memory of 1436	1288	RdrCEF.exe	98
PID 1288 wrote to memory of 1436	1288	RdrCEF.exe	98
PID 1288 wrote to memory of 1436	1288	RdrCEF.exe	98

C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32.exe
"C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32.exe" "C:\Users\Admin\AppData\Local\Temp\d799ba31982376d2911f02e00f778662.pdf"
1⤵
- Checks processor information in registry
- Modifies Internet Explorer settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3928
- C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe
  "C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --backgroundcolor=16514043
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:1288
- - C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe
    "C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --type=renderer --disable-browser-side-navigation --disable-gpu-compositing --service-pipe-token=086472D2BD75E474CE655D924D575E7D --lang=en-US --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --enable-pinch --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --enable-gpu-async-worker-context --content-image-texture-target=0,0,3553;0,1,3553;0,2,3553;0,3,3553;0,4,3553;0,5,3553;0,6,3553;0,7,3553;0,8,3553;0,9,3553;0,10,3553;0,11,3553;0,12,3553;0,13,3553;0,14,3553;0,15,3553;0,16,3553;0,17,3553;0,18,3553;1,0,3553;1,1,3553;1,2,3553;1,3,3553;1,4,3553;1,5,3553;1,6,3553;1,7,3553;1,8,3553;1,9,3553;1,10,3553;1,11,3553;1,12,3553;1,13,3553;1,14,3553;1,15,3553;1,16,3553;1,17,3553;1,18,3553;2,0,3553;2,1,3553;2,2,3553;2,3,3553;2,4,3553;2,5,3553;2,6,3553;2,7,3553;2,8,3553;2,9,3553;2,10,3553;2,11,3553;2,12,3553;2,13,3553;2,14,3553;2,15,3553;2,16,3553;2,17,3553;2,18,3553;3,0,3553;3,1,3553;3,2,3553;3,3,3553;3,4,3553;3,5,3553;3,6,3553;3,7,3553;3,8,3553;3,9,3553;3,10,3553;3,11,3553;3,12,3553;3,13,3553;3,14,3553;3,15,3553;3,16,3553;3,17,3553;3,18,3553;4,0,3553;4,1,3553;4,2,3553;4,3,3553;4,4,3553;4,5,3553;4,6,3553;4,7,3553;4,8,3553;4,9,3553;4,10,3553;4,11,3553;4,12,3553;4,13,3553;4,14,3553;4,15,3553;4,16,3553;4,17,3553;4,18,3553;5,0,3553;5,1,3553;5,2,3553;5,3,3553;5,4,3553;5,5,3553;5,6,3553;5,7,3553;5,8,3553;5,9,3553;5,10,3553;5,11,3553;5,12,3553;5,13,3553;5,14,3553;5,15,3553;5,16,3553;5,17,3553;5,18,3553;6,0,3553;6,1,3553;6,2,3553;6,3,3553;6,4,3553;6,5,3553;6,6,3553;6,7,3553;6,8,3553;6,9,3553;6,10,3553;6,11,3553;6,12,3553;6,13,3553;6,14,3553;6,15,3553;6,16,3553;6,17,3553;6,18,3553 --disable-accelerated-video-decode --service-request-channel-token=086472D2BD75E474CE655D924D575E7D --renderer-client-id=2 --mojo-platform-channel-handle=1736 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1180
- - C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe
    "C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --type=gpu-process --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --gpu-preferences=GAAAAAAAAAAAB4AAAQAAAAAAAAAAAGAA --use-gl=swiftshader-webgl --gpu-vendor-id=0x1234 --gpu-device-id=0x1111 --gpu-driver-vendor="Google Inc." --gpu-driver-version=3.3.0.2 --gpu-driver-date=2017/04/07 --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --service-request-channel-token=96E4D0D5C1C01E872841C3988C26775A --mojo-platform-channel-handle=1784 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1436
- - C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe
    "C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --type=gpu-process --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --gpu-preferences=GAAAAAAAAAAAB4AAAQAAAAAAAAAAAGAA --use-gl=swiftshader-webgl --gpu-vendor-id=0x1234 --gpu-device-id=0x1111 --gpu-driver-vendor="Google Inc." --gpu-driver-version=3.3.0.2 --gpu-driver-date=2017/04/07 --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --service-request-channel-token=EEA08E9E11124717C61695822EA7D38A --mojo-platform-channel-handle=2316 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:636
- - C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe
    "C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --type=renderer --disable-browser-side-navigation --disable-gpu-compositing --service-pipe-token=B9C3B05994395519A6487429F537F9F3 --lang=en-US --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --enable-pinch --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --enable-gpu-async-worker-context --content-image-texture-target=0,0,3553;0,1,3553;0,2,3553;0,3,3553;0,4,3553;0,5,3553;0,6,3553;0,7,3553;0,8,3553;0,9,3553;0,10,3553;0,11,3553;0,12,3553;0,13,3553;0,14,3553;0,15,3553;0,16,3553;0,17,3553;0,18,3553;1,0,3553;1,1,3553;1,2,3553;1,3,3553;1,4,3553;1,5,3553;1,6,3553;1,7,3553;1,8,3553;1,9,3553;1,10,3553;1,11,3553;1,12,3553;1,13,3553;1,14,3553;1,15,3553;1,16,3553;1,17,3553;1,18,3553;2,0,3553;2,1,3553;2,2,3553;2,3,3553;2,4,3553;2,5,3553;2,6,3553;2,7,3553;2,8,3553;2,9,3553;2,10,3553;2,11,3553;2,12,3553;2,13,3553;2,14,3553;2,15,3553;2,16,3553;2,17,3553;2,18,3553;3,0,3553;3,1,3553;3,2,3553;3,3,3553;3,4,3553;3,5,3553;3,6,3553;3,7,3553;3,8,3553;3,9,3553;3,10,3553;3,11,3553;3,12,3553;3,13,3553;3,14,3553;3,15,3553;3,16,3553;3,17,3553;3,18,3553;4,0,3553;4,1,3553;4,2,3553;4,3,3553;4,4,3553;4,5,3553;4,6,3553;4,7,3553;4,8,3553;4,9,3553;4,10,3553;4,11,3553;4,12,3553;4,13,3553;4,14,3553;4,15,3553;4,16,3553;4,17,3553;4,18,3553;5,0,3553;5,1,3553;5,2,3553;5,3,3553;5,4,3553;5,5,3553;5,6,3553;5,7,3553;5,8,3553;5,9,3553;5,10,3553;5,11,3553;5,12,3553;5,13,3553;5,14,3553;5,15,3553;5,16,3553;5,17,3553;5,18,3553;6,0,3553;6,1,3553;6,2,3553;6,3,3553;6,4,3553;6,5,3553;6,6,3553;6,7,3553;6,8,3553;6,9,3553;6,10,3553;6,11,3553;6,12,3553;6,13,3553;6,14,3553;6,15,3553;6,16,3553;6,17,3553;6,18,3553 --disable-accelerated-video-decode --service-request-channel-token=B9C3B05994395519A6487429F537F9F3 --renderer-client-id=5 --mojo-platform-channel-handle=2344 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2788
- - C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe
    "C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --type=gpu-process --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --gpu-preferences=GAAAAAAAAAAAB4AAAQAAAAAAAAAAAGAA --use-gl=swiftshader-webgl --gpu-vendor-id=0x1234 --gpu-device-id=0x1111 --gpu-driver-vendor="Google Inc." --gpu-driver-version=3.3.0.2 --gpu-driver-date=2017/04/07 --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --service-request-channel-token=19044B4E770E537046FE2740373E15ED --mojo-platform-channel-handle=2648 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1576
- - C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe
    "C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --type=gpu-process --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --gpu-preferences=GAAAAAAAAAAAB4AAAQAAAAAAAAAAAGAA --use-gl=swiftshader-webgl --gpu-vendor-id=0x1234 --gpu-device-id=0x1111 --gpu-driver-vendor="Google Inc." --gpu-driver-version=3.3.0.2 --gpu-driver-date=2017/04/07 --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --service-request-channel-token=7CACA381C9D2152B60E81B877C20F281 --mojo-platform-channel-handle=2384 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3968

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4548

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=4412 --field-trial-handle=2808,i,4621512294509789388,1545966267740426092,262144 --variations-seed-version /prefetch:8
1⤵
PID:4348

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages

Filesize
64KB

MD5
7314a36ae66c6f093239c42a2175a96d

SHA1
9c284f735a560d8e1776aa7c9ac3c809d0bb6b97

SHA256
71e457ec2fcd3317adf21a437e5a1e614c016f2cb5abf5c81d7d3c517a176764

SHA512
2e0bba032525036a850625bdacfe9c9776c6cd881330b3b50e481d1da5a9d4cdfc3bbb3f0086abd8c4da9e5c17432e82980a61e2a14afcd18558ee8f35c529eb

Download Submit
C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages

Filesize
36KB

MD5
b30d3becc8731792523d599d949e63f5

SHA1
19350257e42d7aee17fb3bf139a9d3adb330fad4

SHA256
b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3

SHA512
523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e

Download Submit
C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages

Filesize
56KB

MD5
752a1f26b18748311b691c7d8fc20633

SHA1
c1f8e83eebc1cc1e9b88c773338eb09ff82ab862

SHA256
111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131

SHA512
a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5

Download Submit